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USPTO Patent Rankings Data through Dec 31, 2025
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Robert Stephen — 18 Patents

NMNmc: 2 patents #5 of 12Top 45%
Omaha, NE: #61 of 2,015 inventorsTop 4%
Nebraska: #181 of 5,697 inventorsTop 4%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Robert Stephen has been granted 18 US patents while listed as an inventor at Nmc. The first was granted in 1986 and the most recent in November 2015. Robert Stephen ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Robert Stephen in Omaha, NE, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
9188264 Flange pipe coupling 2015-11-17
D729603 Separator 2015-05-19
8322009 Apparatus and method for separating flanges 2012-12-04
8105004 Hybrid composite-metal male fasteners Douglas Stephen 2012-01-31
7896599 Hybrid composite-metal male fastener Douglas Stephen 2011-03-01
7802953 Inset panel fastener 2010-09-28
7294385 Fixture with integral stops 2007-11-13
6880809 Separating device David Wilkie 2005-04-19
6880787 Ring-post fastener Curt Backman 2005-04-19
6880788 Ring-post fastener 2005-04-19
D497100 Ring-post fastener Curt Backman 2004-10-12
D496851 Ring-post fastener Curt Backman 2004-10-05
6593516 Holder for a musical instrument reed Debra L. Schafer, Mark A. Balderrama, Christopher J. Noblet, Brian L. Terrell 2003-07-15
6513216 Alignment tool 2003-02-04
6327763 Alignment tool 2001-12-11
6267354 Separating device 2001-07-31
5832582 Apparatus for aligning two members Graham Stephen 1998-11-10
4571025 Reflective system for bicycles 1986-02-18